Mercurial > hg
annotate tests/test-rust-revlog.py @ 46924:ca0049946e9a
split: avoid strip if split is a no-op (identical to original)
Differential Revision: https://phab.mercurial-scm.org/D10389
author | Kyle Lippincott <spectral@google.com> |
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date | Mon, 12 Apr 2021 19:25:34 -0700 |
parents | 89a2afe31e82 |
children | 6000f5b25c9b |
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1 from __future__ import absolute_import |
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2 import unittest |
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3 |
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4 try: |
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5 from mercurial import rustext |
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6 |
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7 rustext.__name__ # trigger immediate actual import |
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8 except ImportError: |
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9 rustext = None |
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10 else: |
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11 from mercurial.rustext import revlog |
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12 |
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13 # this would fail already without appropriate ancestor.__package__ |
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14 from mercurial.rustext.ancestor import LazyAncestors |
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15 |
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16 from mercurial.testing import revlog as revlogtesting |
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17 |
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18 |
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19 @unittest.skipIf( |
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20 rustext is None, |
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21 "rustext module revlog relies on is not available", |
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22 ) |
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23 class RustRevlogIndexTest(revlogtesting.RevlogBasedTestBase): |
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24 def test_heads(self): |
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25 idx = self.parseindex() |
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26 rustidx = revlog.MixedIndex(idx) |
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27 self.assertEqual(rustidx.headrevs(), idx.headrevs()) |
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28 |
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29 def test_get_cindex(self): |
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30 # drop me once we no longer need the method for shortest node |
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31 idx = self.parseindex() |
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32 rustidx = revlog.MixedIndex(idx) |
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33 cidx = rustidx.get_cindex() |
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34 self.assertTrue(idx is cidx) |
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35 |
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36 def test_len(self): |
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37 idx = self.parseindex() |
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38 rustidx = revlog.MixedIndex(idx) |
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39 self.assertEqual(len(rustidx), len(idx)) |
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40 |
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41 def test_ancestors(self): |
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42 idx = self.parseindex() |
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43 rustidx = revlog.MixedIndex(idx) |
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44 lazy = LazyAncestors(rustidx, [3], 0, True) |
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45 # we have two more references to the index: |
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46 # - in its inner iterator for __contains__ and __bool__ |
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47 # - in the LazyAncestors instance itself (to spawn new iterators) |
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48 self.assertTrue(2 in lazy) |
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49 self.assertTrue(bool(lazy)) |
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50 self.assertEqual(list(lazy), [3, 2, 1, 0]) |
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51 # a second time to validate that we spawn new iterators |
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52 self.assertEqual(list(lazy), [3, 2, 1, 0]) |
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53 |
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54 # let's check bool for an empty one |
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55 self.assertFalse(LazyAncestors(idx, [0], 0, False)) |
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56 |
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57 |
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58 if __name__ == '__main__': |
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59 import silenttestrunner |
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60 |
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61 silenttestrunner.main(__name__) |